Alert archive / Tennessee / Winter Storm Warnings in 2021

Winter Storm Warning 5, NWS Morristown, TN

February 14, 2021Campbell County, Morgan County, Scott County, Tennessee

NWS Morristown, TN issued this winter storm warning at Feb 14, 2021, 4:31 AM EST for Campbell County, Morgan County, Scott County, Tennessee. It took effect at Feb 14, 2021, 7:00 PM EST. It was in force for 27 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Feb 14, 2021, 4:31 AM EST (09:31 UTC)
In effect from
Feb 14, 2021, 7:00 PM EST
Expired
Feb 15, 2021, 10:19 PM EST
In force
27 hr
Issued by
NWS Morristown, TN

Counties Campbell County, TN, Morgan County, TN, Scott County, TN

The radar

The Knoxville radar (KMRX), 94 km from the middle of the area, began a volume at 09:30 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Feb 15, 1:00 PM ESTFREEZING RAIN 0.25Oneida, TN

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 9.5 hours before the alert went out and 195 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Nashville Metro, TN at 00:00Z on 2021-02-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 00:00Z on 2021-02-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 83 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
471 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
83 m²/s²
0-3 km storm-relative helicity
236 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

374 
WWUS44 KMRX 140931
WSWMRX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Morristown TN
431 AM EST Sun Feb 14 2021

TNZ012-013-035-141800-
/O.UPG.KMRX.WS.A.0005.210215T0000Z-210215T1200Z/
/O.NEW.KMRX.WS.W.0005.210215T0000Z-210216T1200Z/
Scott-Campbell-Morgan-
Including the cities of Big South Fork National, Oneida, 
Smokey Junction, Elgin, Huntsville, Norma, Slick Rock, Fincastle,
La Follette, Elk Valley, Jellico, White Oak, Caryville, 
Royal Blue, Pine Orchard, High Point, and Petros
431 AM EST Sun Feb 14 2021

...WINTER STORM WARNING IN EFFECT FROM 7 PM THIS EVENING TO 7 AM
EST TUESDAY...

* WHAT...Moderate to heavy mixed precipitation expected. Total
  snow accumulations of up to two inches and ice accumulations of
  around two tenths of an inch.

* WHERE...Scott, Campbell and Morgan Counties.

* WHEN...From 7 PM this evening to 7 AM EST Tuesday.

* IMPACTS...Plan on slippery road conditions. The hazardous
  conditions could impact the morning or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

TNZ081-082-098-141800-
/O.NEW.KMRX.WW.Y.0010.210215T0000Z-210215T1500Z/
Sequatchie-Bledsoe-Marion-
Including the cities of Cagle, Dunlap, Cartwright, Lone Oak, 
Old Cumberland, Palio, Melvine, Mount Crest, Pikeville, Brayton, 
South Pittsburg, Haletown (Guild), Jasper, Martin Springs, 
Whitwell, Powells Crossroads, and Monteagle
331 AM CST Sun Feb 14 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
9 AM CST MONDAY...

* WHAT...Freezing rain expected. Total ice accumulations up to 
  one tenth of an inch.

* WHERE...Sequatchie, Bledsoe and Marion Counties.

* WHEN...From 6 PM this evening to 9 AM CST Monday.

* IMPACTS...Very slippery sidewalks, roads and bridges are
  possible. The hazardous conditions could impact the morning
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. Prepare for possible
power outages. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

VAZ002-141800-
/O.NEW.KMRX.WW.Y.0010.210215T0000Z-210215T1500Z/
Wise-
Including the cities of Big Stone Gap, Norton, Wise, Coeburn, 
Appalachia, and Pardee
431 AM EST Sun Feb 14 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO
10 AM EST MONDAY...

* WHAT...Freezing rain expected. Total ice accumulations up to 
  one tenth of an inch.

* WHERE...Wise County.

* WHEN...From 7 PM this evening to 10 AM EST Monday.

* IMPACTS...Very slippery sidewalks, roads and bridges are
  possible. The hazardous conditions could impact the morning
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. Prepare for possible
power outages. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
7 follow-up statements
836 
WWUS44 KMRX 141636
WSWMRX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Morristown TN
1136 AM EST Sun Feb 14 2021


TNZ012-013-035-150045-
/O.CON.KMRX.WS.W.0005.210215T0000Z-210216T1200Z/
Scott-Campbell-Morgan-
Including the cities of Big South Fork National, Oneida, 
Smokey Junction, Elgin, Huntsville, Norma, Slick Rock, Fincastle,
La Follette, Elk Valley, Jellico, White Oak, Caryville, 
Royal Blue, Pine Orchard, High Point, and Petros
1136 AM EST Sun Feb 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 7 AM EST TUESDAY...

* WHAT...Heavy mixed precipitation and freezing rain expected. 
  Total snow accumulations of up to one inch and ice accumulations
  of up to three tenths of an inch.

* WHERE...Campbell, Scott and Morgan Counties.

* WHEN...From 7 PM this evening to 7 AM EST Tuesday.

* IMPACTS...Power outages and tree damage are likely due to the 
  ice. Travel could be nearly impossible. The hazardous 
  conditions could impact the morning or evening commute.

* ADDITIONAL DETAILS...This system will bring two rounds of wintry
  weather to the Cumberland Plateau. The first round will be light
  freezing rain late tonight and Monday morning with a heavier
  round of mixed precipitation Monday afternoon through Monday
  night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

TNZ081-082-098-150045-
/O.CON.KMRX.WW.Y.0010.210215T0000Z-210215T1500Z/
Sequatchie-Bledsoe-Marion-
Including the cities of Cagle, Dunlap, Cartwright, Lone Oak, 
Old Cumberland, Palio, Melvine, Mount Crest, Pikeville, Brayton, 
South Pittsburg, Haletown (Guild), Jasper, Martin Springs, 
Whitwell, Powells Crossroads, and Monteagle
1036 AM CST Sun Feb 14 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 9 AM CST MONDAY...

* WHAT...Freezing rain expected. Total ice accumulations of a
  light glaze up to one-tenth of an inch.

* WHERE...Marion, Bledsoe and Sequatchie Counties.

* WHEN...From 6 PM this evening to 9 AM CST Monday.

* IMPACTS...Very slippery sidewalks, roads and bridges are 
  possible. The hazardous conditions could impact the morning 
  commute.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. Prepare for possible
power outages. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

VAZ002-150045-
/O.CON.KMRX.WW.Y.0010.210215T0000Z-210215T1500Z/
Wise-
Including the cities of Big Stone Gap, Norton, Wise, Coeburn, 
Appalachia, and Pardee
1136 AM EST Sun Feb 14 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS
EVENING TO 10 AM EST MONDAY...

* WHAT...Freezing rain expected. Total ice accumulations of a
  light glaze up to one-tenth of an inch.

* WHERE...Wise County.

* WHEN...From 7 PM this evening to 10 AM EST Monday.

* IMPACTS...Very slippery sidewalks, roads and bridges are 
  possible. The hazardous conditions could impact the morning 
  commute.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. Prepare for possible
power outages. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
265 
WWUS44 KMRX 142007
WSWMRX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Morristown TN
307 PM EST Sun Feb 14 2021


TNZ012-013-035-151000-
/O.CON.KMRX.WS.W.0005.210215T0000Z-210216T1200Z/
Scott-Campbell-Morgan-
Including the cities of Big South Fork National, Oneida, 
Smokey Junction, Elgin, Huntsville, Norma, Slick Rock, Fincastle,
La Follette, Elk Valley, Jellico, White Oak, Caryville, 
Royal Blue, Pine Orchard, High Point, and Petros
307 PM EST Sun Feb 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 7 AM EST TUESDAY...

* WHAT...Heavy mixed precipitation and freezing rain expected. 
  Total snow accumulations less than one inch and ice 
  accumulations of up to three-tenths of an inch. Localized areas 
  in northwest Scott County may see up to one-half inch of ice.

* WHERE...Campbell, Scott and Morgan Counties.

* WHEN...From 7 PM this evening to 7 AM EST Tuesday.

* IMPACTS...Power outages and tree damage are likely due to the 
  ice. Travel could be nearly impossible. The hazardous 
  conditions could impact the morning or evening commute.

* ADDITIONAL DETAILS...This system will bring two rounds of wintry
  weather to the Cumberland Plateau. The first round will be light
  freezing rain late tonight and Monday morning. A second, heavier
  round of freezing rain and sleet is expected Monday afternoon 
  through Monday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

TNZ014-VAZ001-151000-
/O.EXA.KMRX.WW.Y.0010.210215T0000Z-210215T1500Z/
Claiborne-Lee-
Including the cities of Lone Mountain, Sandlick, Springdale, 
Arthur, Harrogate-Shawanee, Clairfield, Howard Quarter, 
and Rose Hill
307 PM EST Sun Feb 14 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO
10 AM EST MONDAY...

* WHAT...Freezing rain expected. Total ice accumulations of a
  light glaze up to one-tenth of an inch.

* WHERE...In Tennessee, Claiborne County. In Virginia, Lee 
  County.

* WHEN...From 7 PM this evening to 10 AM EST Monday.

* IMPACTS...Very slippery sidewalks, roads and bridges are
  possible. The hazardous conditions could impact the morning
  commute.

* ADDITIONAL DETAILS...Greatest chances of ice accumulations will
  be near the Kentucky border.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. Prepare for possible
power outages. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

TNZ081-082-098-151000-
/O.CON.KMRX.WW.Y.0010.210215T0000Z-210215T1500Z/
Sequatchie-Bledsoe-Marion-
Including the cities of Cagle, Dunlap, Cartwright, Lone Oak, 
Old Cumberland, Palio, Melvine, Mount Crest, Pikeville, Brayton, 
South Pittsburg, Haletown (Guild), Jasper, Martin Springs, 
Whitwell, Powells Crossroads, and Monteagle
207 PM CST Sun Feb 14 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 9 AM CST MONDAY...

* WHAT...Freezing rain expected. Total ice accumulations of a
  light glaze up to one-tenth of an inch.

* WHERE...Marion, Bledsoe and Sequatchie Counties.

* WHEN...From 6 PM this evening to 9 AM CST Monday.

* IMPACTS...Very slippery sidewalks, roads and bridges are 
  possible. The hazardous conditions could impact the morning 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. Prepare for possible
power outages. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

VAZ002-151000-
/O.CON.KMRX.WW.Y.0010.210215T0000Z-210215T1500Z/
Wise-
Including the cities of Big Stone Gap, Norton, Wise, Coeburn, 
Appalachia, and Pardee
307 PM EST Sun Feb 14 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS
EVENING TO 10 AM EST MONDAY...

* WHAT...Freezing rain expected. Total ice accumulations of a
  light glaze up to one-tenth of an inch.

* WHERE...Wise County.

* WHEN...From 7 PM this evening to 10 AM EST Monday.

* IMPACTS...Very slippery sidewalks, roads and bridges are 
  possible. The hazardous conditions could impact the morning 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. Prepare for possible
power outages. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
558 
WWUS44 KMRX 150308 AAA
WSWMRX

URGENT - WINTER WEATHER MESSAGE...UPDATED
National Weather Service Morristown TN
1008 PM EST Sun Feb 14 2021

TNZ012-013-035-151000-
/O.CON.KMRX.WS.W.0005.000000T0000Z-210216T1200Z/
Scott-Campbell-Morgan-
Including the cities of Big South Fork National, Oneida, 
Smokey Junction, Elgin, Huntsville, Norma, Slick Rock, Fincastle,
La Follette, Elk Valley, Jellico, White Oak, Caryville, 
Royal Blue, Pine Orchard, High Point, and Petros
1008 PM EST Sun Feb 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST
TUESDAY...

* WHAT...Heavy mixed precipitation and freezing rain expected. 
  Total snow accumulations less than one inch and ice 
  accumulations of up to three-tenths of an inch. Localized 
  areas in northwest Scott County may see up to one-half inch of 
  ice.

* WHERE...Campbell, Scott and Morgan Counties.

* WHEN...From 7 PM this evening to 7 AM EST Tuesday.

* IMPACTS...Power outages and tree damage are likely due to the 
  ice. Travel could be nearly impossible. The hazardous 
  conditions could impact the morning or evening commute.

* ADDITIONAL DETAILS...This system will bring two rounds of 
  wintry weather to the Cumberland Plateau. The first round will 
  be light freezing rain late tonight and Monday morning. A 
  second, heavier round of freezing rain and sleet is expected 
  Monday afternoon through Monday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

TNZ081-082-098-151000-
/O.CON.KMRX.WW.Y.0010.000000T0000Z-210215T1500Z/
Sequatchie-Bledsoe-Marion-
Including the cities of Cagle, Dunlap, Cartwright, Lone Oak, 
Old Cumberland, Palio, Melvine, Mount Crest, Pikeville, Brayton, 
South Pittsburg, Haletown (Guild), Jasper, Martin Springs, 
Whitwell, Powells Crossroads, and Monteagle
908 PM CST Sun Feb 14 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
MONDAY...

* WHAT...Freezing rain and drizzle expected. Total ice 
  accumulations of a light glaze up to one-tenth of an inch.

* WHERE...Marion, Bledsoe and Sequatchie Counties.

* WHEN...From 6 PM this evening to 9 AM CST Monday.

* IMPACTS...Very slippery sidewalks, roads and bridges are 
  possible. The hazardous conditions could impact the morning 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. Prepare for possible
power outages.

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

TNZ014-VAZ001-002-151000-
/O.CON.KMRX.WW.Y.0010.000000T0000Z-210215T1500Z/
Claiborne-Lee-Wise-
Including the cities of Lone Mountain, Sandlick, Springdale, 
Arthur, Harrogate-Shawanee, Clairfield, Howard Quarter, 
Rose Hill, Big Stone Gap, Norton, Wise, Coeburn, Appalachia, 
and Pardee
1008 PM EST Sun Feb 14 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
MONDAY...

* WHAT...Freezing rain and drizzle expected. Total ice 
  accumulations of a light glaze up to one-tenth of an inch.

* WHERE...In Tennessee, Claiborne County. In Virginia, Lee 
  County.

* WHEN...From 7 PM this evening to 10 AM EST Monday.

* IMPACTS...Very slippery sidewalks, roads and bridges are 
  possible. The hazardous conditions could impact the morning 
  commute.

* ADDITIONAL DETAILS...Greatest chances of ice accumulations 
  will be near the Kentucky border.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. Prepare for possible
power outages.

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
260 
WWUS44 KMRX 150923
WSWMRX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Morristown TN
423 AM EST Mon Feb 15 2021

TNZ012-013-035-151800-
/O.CON.KMRX.WS.W.0005.000000T0000Z-210216T1200Z/
Scott-Campbell-Morgan-
Including the cities of Big South Fork National, Oneida, 
Smokey Junction, Elgin, Huntsville, Norma, Slick Rock, Fincastle,
La Follette, Elk Valley, Jellico, White Oak, Caryville, 
Royal Blue, Pine Orchard, High Point, and Petros
423 AM EST Mon Feb 15 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST
TUESDAY...

* WHAT...Heavy mixed precipitation including freezing rain, sleet,
  and snow expected. Total snow accumulations less than one inch
  and ice accumulations of up to one quarter of an inch. Localized
  areas in northwest Scott County may see up to three to four
  tenths of an inch of ice.

* WHERE...Campbell, Scott and Morgan Counties.

* WHEN...Now through 7 AM EST Tuesday.

* IMPACTS...Power outages and tree damage are likely due to the
  ice. Travel could be nearly impossible. The hazardous conditions
  could impact the morning or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

TNZ081-082-098-151500-
/O.CON.KMRX.WW.Y.0010.000000T0000Z-210215T1500Z/
Sequatchie-Bledsoe-Marion-
Including the cities of Cagle, Dunlap, Cartwright, Lone Oak, 
Old Cumberland, Palio, Melvine, Mount Crest, Pikeville, Brayton, 
South Pittsburg, Haletown (Guild), Jasper, Martin Springs, 
Whitwell, Powells Crossroads, and Monteagle
323 AM CST Mon Feb 15 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS
MORNING...

* WHAT...Freezing rain and drizzle expected. Total ice 
  accumulations of a light glaze up to one-tenth of an inch.

* WHERE...Marion, Bledsoe and Sequatchie Counties.

* WHEN...Now through 9 AM CST Monday.

* IMPACTS...Very slippery sidewalks, roads and bridges are 
  possible. The hazardous conditions could impact the morning 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. Prepare for possible
power outages. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

TNZ014-VAZ001-002-151500-
/O.CON.KMRX.WW.Y.0010.000000T0000Z-210215T1500Z/
Claiborne-Lee-Wise-
Including the cities of Lone Mountain, Sandlick, Springdale, 
Arthur, Harrogate-Shawanee, Clairfield, Howard Quarter, 
Rose Hill, Big Stone Gap, Norton, Wise, Coeburn, Appalachia, 
and Pardee
423 AM EST Mon Feb 15 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS
MORNING...

* WHAT...Freezing rain and drizzle expected. Total ice
  accumulations of a light glaze.

* WHERE...In Tennessee, Claiborne County. In Virginia, Lee 
  County.

* WHEN...Now through 10 AM EST Monday.

* IMPACTS...Very slippery sidewalks, roads and bridges are
  possible. The hazardous conditions could impact the morning
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
154 
WWUS44 KMRX 151451
WSWMRX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Morristown TN
951 AM EST Mon Feb 15 2021


TNZ014-VAZ001-002-151600-
/O.EXP.KMRX.WW.Y.0010.000000T0000Z-210215T1500Z/
Claiborne-Lee-Wise-
Including the cities of Lone Mountain, Sandlick, Springdale, 
Arthur, Harrogate-Shawanee, Clairfield, Howard Quarter, 
Rose Hill, Big Stone Gap, Norton, Wise, Coeburn, Appalachia, 
and Pardee
951 AM EST Mon Feb 15 2021

...WINTER WEATHER ADVISORY WILL EXPIRE AT 10 AM EST THIS
MORNING...

Localized pockets of freezing fog or freezing drizzle will be
possible over the higher elevations during the next couple hours.
Up to a light glaze of ice will be possible. Otherwise, most areas
have risen above freezing and the risk of impactful icing has
decreased.

$$

TNZ012-013-035-160000-
/O.CON.KMRX.WS.W.0005.000000T0000Z-210216T1200Z/
Scott-Campbell-Morgan-
Including the cities of Big South Fork National, Oneida, 
Smokey Junction, Elgin, Huntsville, Norma, Slick Rock, Fincastle,
La Follette, Elk Valley, Jellico, White Oak, Caryville, 
Royal Blue, Pine Orchard, High Point, and Petros
951 AM EST Mon Feb 15 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST
TUESDAY...

* WHAT...Heavy mixed precipitation including freezing rain, sleet,
  and snow expected. Total snow accumulations of less than one
  inch and ice accumulations of up to one-quarter inch. Localized
  areas in northwest Scott County may see up to four-tenths of an
  inch of ice.

* WHERE...Campbell, Scott and Morgan Counties.

* WHEN...Until 7 AM EST Tuesday.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

TNZ081-082-098-151800-
/O.EXT.KMRX.WW.Y.0010.000000T0000Z-210215T1800Z/
Sequatchie-Bledsoe-Marion-
Including the cities of Cagle, Dunlap, Cartwright, Lone Oak, 
Old Cumberland, Palio, Melvine, Mount Crest, Pikeville, Brayton, 
South Pittsburg, Haletown (Guild), Jasper, Martin Springs, 
Whitwell, Powells Crossroads, and Monteagle
851 AM CST Mon Feb 15 2021

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Light freezing rain across the higher elevations of the
  plateau expected. Total ice accumulation less than one-tenth of
  an inch.

* WHERE...Marion, Bledsoe and Sequatchie Counties.

* WHEN...Until noon CST today.

* IMPACTS...Very slippery sidewalks, roads and bridges are
  possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
589 
WWUS44 KMRX 151950
WSWMRX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Morristown TN
250 PM EST Mon Feb 15 2021


TNZ012-013-035-161000-
/O.CON.KMRX.WS.W.0005.000000T0000Z-210216T1200Z/
Scott-Campbell-Morgan-
Including the cities of Big South Fork National, Oneida, 
Smokey Junction, Elgin, Huntsville, Norma, Slick Rock, Fincastle,
La Follette, Elk Valley, Jellico, White Oak, Caryville, 
Royal Blue, Pine Orchard, High Point, and Petros
250 PM EST Mon Feb 15 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST
TUESDAY...

* WHAT...Heavy mixed precipitation including freezing rain, sleet,
  and snow expected. Total snow accumulations of less than one-
  half inch and additional ice accumulations of up to three-
  tenths of an inch. Localized areas in northwest Scott County may
  see storm total ice accumulations up to one-half of an inch.

* WHERE...Campbell, Scott and Morgan Counties.

* WHEN...Until 7 AM EST Tuesday.

* IMPACTS...Power outages and tree damage are likely due to the 
  ice. Travel could be nearly impossible. The hazardous 
  conditions could impact the morning or evening commute.

* ADDITIONAL DETAILS...Temperatures will fall quickly behind the
  cold front tonight. The combination of gusty winds and cold air
  will result in flash freeze of any moisture on roads with black
  ice tonight and Tuesday morning. In addition, frigid wind 
  chills will be in the single digits.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
355 
WWUS44 KMRX 160319 AAA
WSWMRX

URGENT - WINTER WEATHER MESSAGE...UPDATED
National Weather Service Morristown TN
1019 PM EST Mon Feb 15 2021


TNZ012-013-035-160430-
/O.CAN.KMRX.WS.W.0005.000000T0000Z-210216T1200Z/
Scott-Campbell-Morgan-
1019 PM EST Mon Feb 15 2021

...WINTER STORM WARNING IS CANCELLED...

Freezing precipitation has ended. However, conditions will remain
icy in some spots, especially in northwestern portions of Scott
County. Other roads may develop patches of black ice as colder
temperatures build in through the night. Use caution while
driving. 

$$

The office that day

Everything else NWS Morristown, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 14, 4:31 AM ESTWinter Weather AdvisoryMRXBledsoe, Claiborne, Marion, Sequatchie32 hr

Nearby

Winter Storm Warnings in Tennessee, 2021Every winter storm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.